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Table 2 Reduction in number of features by using proposed algorithm for different BIQA techniques on LIVE database

From: Distortion-specific feature selection algorithm for universal blind image quality assessment

BIQA technique

Total number of features

Proposed feature selection

Total processing time

  

FF

GB

JP2KC

JPEG

WN

All features

Proposed feature selection

BRISQUE [41]

36

22

23

17

19

24

0.2215

0.2184

BLIINDS II [39]

24

12

14

13

12

15

70.459

70.450

GM-LOG [30]

40

22

20

24

24

25

0.2246

0.2180

SSEQ [45]

12

5

5

4

6

6

2.0634

2.0627

DIIVINE [38]

88

50

39

38

33

57

23.083

23.038

CurveletQA [31]

12

6

6

6

6

10

2.8965

2.8938

  1. The italic values signify the least execution time for a particular BIQA technique when all features are used or proposed feature selection is applied